152 THE FLORA. 
a Leaves acute at the base (not cordate)....b 
a Leaves cordate or auriculate atthe base. Trees 8°-40f. high... .5-7 
b Leaves shining above, white or rust-colored beneath. Petals 9-12....1, 2 
b Leaves dull green both sides, thin, deciduous. Petals 6-9....8, 4 
1 M. grandifio'ra. Big Luurel. Tree evergreen, 60-70f. high, Leaves thick, rust 
downy beneath. Flowers 8 or 9’ broad, white. 8. 
2M. glauca. White Bay. Shrub deciduous, 6-25f. high. Leaves very smooth 
glaucous beneath. Flowers 2-8’ broad, cream-color. Swamps. t+ 
8 M. acumina’ta. Cucwmber-tree. Tree large. Leaves oval, acuminate, scat 
tered. Flowers small (3-4’ broad), petals obovate. M.S. 
4 M.umbrel/la. Umbrella-tree. Tree small (20-80f.). Leaves wedge-lanceo 
late, whorled, very large, as well as the flowers. M. 8. 
5 M.corda’ta. Yellow Cucumber-tree, Petals 6-9, yellow, with reddish lines. Lvs. 
broad-ovate, slightly cordate. Flowers 4’ broad. 8S. 
6 M. Fra’seri. Zar-leaved M. Petals 6, pure white. Leaves ear-shaped at base, 
obovate-spatulate, near 1f. long. Spring. S. 
7 M. macrophylla. Great-leaved M. Petals 6, white, each 6-8’ in length. Leaves 
2-8f. long, obovate-spatulate, cordate. Tree 30-50f. high. S. W. t+ 
8 M. conspie’ua. Yulan. Flowers in Spring, large, rose-colored or white, with 
6-9 petals or sepals, nearly erect. Japan. 
2. LIRIODEN'DRON. Tulip-tree. 
Sepals3. Petals 6, in two rows. 
Anthers opening outwards. Car- 
pels 1-2-seeded, imbricated into 
a cone, indehiscent, separating 
from each other in fruit.—Trees 
with large and fragrant flowers. 
L. tulipifvera. Tulip-tree. Whitewood. 
Poplar. This is one of the finest 
and largest trees of our forests. 
The trunk is generally straight 
and cylindric, dividing at the top 
rather abruptly in a few coarse and 
crooked branches. Leaves dark 
green, smooth, square at the end, with 2 lobes each sid, 8-5’ in length and 
breadth. Flowers large and elegant, greenish-yellow, orange within, 4-6’ 
‘road. May, June. 
Fig. 374. Young branch of Tulip-tree, unfold- 
ing from the bud: 8, s, stipules. 
